28 lines
973 B
MySQL
28 lines
973 B
MySQL
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-- Function returning indexes for a table
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CREATE OR REPLACE FUNCTION @extschema@.CDB_TableIndexes(REGCLASS)
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RETURNS TABLE(index_name name, index_unique bool, index_primary bool, index_keys text array)
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AS $$
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SELECT pg_class.relname as index_name,
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idx.indisunique as index_unique,
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idx.indisprimary as index_primary,
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ARRAY(
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SELECT pg_get_indexdef(idx.indexrelid, k + 1, true)
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FROM generate_subscripts(idx.indkey, 1) as k
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ORDER BY k
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) as index_keys
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FROM pg_indexes,
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pg_index as idx
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JOIN pg_class
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ON pg_class.oid = idx.indexrelid
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WHERE pg_indexes.tablename = '' || $1 || ''
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AND '' || $1 || '' IN (SELECT CDB_UserTables())
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AND pg_class.relname=pg_indexes.indexname
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;
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$$ LANGUAGE SQL STABLE PARALLEL SAFE;
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-- This is to migrate from pre-0.2.0 version
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-- See http://github.com/CartoDB/cartodb-postgresql/issues/36
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GRANT EXECUTE ON FUNCTION @extschema@.CDB_TableIndexes(REGCLASS) TO public;
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